Citazione APA

Crawford, M. E., & Mendell, R. (1987). Therapeutic recreation and adapted physical activities for mentally retarded individuals.

Stile di citazione Chicago

Crawford, Michael E., e Ron Mendell. Therapeutic Recreation and Adapted Physical Activities for Mentally Retarded Individuals. New Jersey, Prentice-Hall, 1987.

Citazione MLA

Crawford, Michael E., e Ron Mendell. Therapeutic Recreation and Adapted Physical Activities for Mentally Retarded Individuals. 1987.